7.	Per Share Data

Basic earnings (net loss) per share are calculated utilizing the weighted average number of common shares outstanding during the periods presented. Diluted earnings (net loss) per share is calculated utilizing the weighted average number of common shares outstanding during the periods presented adjusted for the effect of dilutive common stock equivalents.

The following table sets forth the computation of basic and diluted earnings (net loss) per share data:


	Three Months Ended
	April 1,		April 2,
	2017		2016
Numerator:
Net income (loss) attributable to
Weight Watchers International, Inc.	$	10,653	$	(10,753	)

Denominator:
Weighted average shares of common stock outstanding		63,978		63,546
Effect of dilutive common stock equivalents		2,549		0

Weighted average diluted common shares outstanding		66,527		63,546

Earnings (net loss) per share attributable to Weight Watchers International, Inc.
Basic	$	0.17	$	(0.17	)

Diluted	$	0.16	$	(0.17	)

The number of anti-dilutive common stock equivalents excluded from the calculation of the weighted average number of common shares for diluted earnings (net loss) per share was 1,088 and 3,444 for the three months ended April 1, 2017 and April 2, 2016, respectively.